Simone, a cop with conservative ideas, infiltrates a feminist collective. However, her cover is thin. To divert attention and get out of this bad situation, Simone finds nothing better than to randomly accuse a man of having raped her.
After a gruelling final tour, Aurélien decides to settle in Japan with his wife Nanako, who is pregnant with their first child. As the young couple move into a traditional house in the Japanese countryside, Aurélien discovers an ancient suit of armour in a well, which is about to awaken strange creatures known as Yokaïs.
